You do know that in Hokkien, more than 50% of the
characters has dual readings right ?
For poems, it is tradition that we must use the literary
readings, rather than the vernacular reading, unless a
literary reading for a particular character does not exist,
and vice versa.
Therefore, if I were to read out aloud the poem you quoted
above, I must read it as
Kiu Lip Tsu Lan Tsu
Sit
Li Put Sik Ki
Hiong
and I should not read it as
"Ku Lip Tsi Lan Tsi Sit, Li Mm Pat Ki
Ph'ang"
For all the T'ang poems, similarly, we must read it in this
literary readings to achieve the rhyming patterns of the poems
intended.
I understand that as most 南音 is in literal readings. My
dad is good in 南音 verses, but I did not learn from
him. I was too westernise by late teens and too busy with
studies.
Very funny "mai tsh'ue" if tone is wrong can be
a total disaster to misintrepret as "don't destroy". 
